Multi-Element Solution 4 Back Catalog number: 53136 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 71490 Fluorene-d10, 1000µg/ml in methylene chloride, 1ml Price on request NK-ST-B2 Native PCDD/PCDF Solution/Mixture, 1.2ml, nonane Price on request 40010 EPA Method 604/625 - Phenols Standard Price on request